
/*
 * Copyright (c) 2021-2022, NVIDIA CORPORATION.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "pairwise_distance_hamming.cuh"
#include <raft/distance/distance.hpp>
#include <raft/handle.hpp>
#include <rmm/device_uvector.hpp>

namespace ML {

namespace Metrics {
void pairwise_distance_hamming(const raft::handle_t& handle,
                               const double* x,
                               const double* y,
                               double* dist,
                               int m,
                               int n,
                               int k,
                               bool isRowMajor,
                               double metric_arg)
{
  // Call the distance function
  raft::distance::
    distance<raft::distance::DistanceType::HammingUnexpanded, double, double, double, int>(
      x, y, dist, m, n, k, handle.get_stream(), isRowMajor);
}

void pairwise_distance_hamming(const raft::handle_t& handle,
                               const float* x,
                               const float* y,
                               float* dist,
                               int m,
                               int n,
                               int k,
                               bool isRowMajor,
                               float metric_arg)
{
  // Call the distance function
  raft::distance::
    distance<raft::distance::DistanceType::HammingUnexpanded, float, float, float, int>(
      x, y, dist, m, n, k, handle.get_stream(), isRowMajor);
}

}  // namespace Metrics
}  // namespace ML
